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What is PL/SQL? PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle... Please visit our website: www.sqlschool.com for course details and free demo registration.

MSSQL @@ROWCOUNT Tutorial The @@ROW COUNT variable returns the number of rows read by the last executed statement. If any statement does not return any rows, then value of @@ROWCOUNT variable is set... Please visit our website: www.sqlschool.com for course details and free demo registration.

The LIKE operator is used to list all rows in a table whose column values match a specified pattern. It is useful when you want to search rows to match a specific pattern, or when you do not know the... Please visit our website: www.sqlschool.com for course details and free demo registration.

SQL Server accepts Transact-SQL (which is an extended version of the SQL standard), so you could create the database by running the following SQL script. USE master; GO CREATE DATABASE Music; GO To... Please visit our website: www.sqlschool.com for course details and free demo registration.

A field with a NULL value is a field with no value. If a field in a table is optional, it is possible to insert a new record or update a record without adding a value to this field. Then, the field... Please visit our website: www.sqlschool.com for course details and free demo registration.

Different types of joins are required depending on the type of data wrangling one needs to do. Let’s work with an example here. In this toy example, we have 2 tables- Married- This contains the name... Please visit our website: www.sqlschool.com for course details and free demo registration.

Service accounts are all about security and access. So, for example, SQL Agent runs as a service and it can be configured (should be) to run under a service account. Let’s assume that you use Agent... Please visit our website: www.sqlschool.com for course details and free demo registration.

SQL stands for Structured Query Language. SQL is used to communicate with a database. According to ANSI (American National Standards Institute), it is the standard language for relational database... Please visit our website: www.sqlschool.com for course details and free demo registration.